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Rockwool pipe is economical, easy to install.It is mainly applicable to insulation and fireproof of huge projects like power plant, oil depot, petrochemical works. Specification: density 100. 120. 130. 150kg/m3 thickness: 30. 40. 50. 60. 70......

Langfang Zhiyuan refractory energy-saving materials Limited Germany imports large rockwool plate automatic production lines. Rockwool products annually 50, 000 cubic meters. Rockwool products are high-intensity plate. Strength in rockwool plate......